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Steve Loughran commented on YARN-4246: -------------------------------------- -1. ignoring what jenkins says, {{testAppAttepmptReportWhileContainerIsNotAssigned}} is misspelled > NPE while listing app attempt > ----------------------------- > > Key: YARN-4246 > URL: https://issues.apache.org/jira/browse/YARN-4246 > Project: Hadoop YARN > Issue Type: Bug > Reporter: Varun Saxena > Assignee: nijel > Attachments: YARN-4246_1.patch > > > {noformat} > Exception in thread "main" java.lang.NullPointerException > at > org.apache.hadoop.yarn.client.cli.ApplicationCLI.listApplicationAttempts(ApplicationCLI.java:669) > at > org.apache.hadoop.yarn.client.cli.ApplicationCLI.run(ApplicationCLI.java:233) > at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) > at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:84) > at > org.apache.hadoop.yarn.client.cli.ApplicationCLI.main(ApplicationCLI.java:89) > {noformat} > This is because AM container id can be null if AM container hasnt been > allocated. In ApplicationCLI#listApplicationAttempts we should check whether > AM container ID is null instead of directly calling toString. > {code} > writer.printf(APPLICATION_ATTEMPTS_PATTERN, appAttemptReport > .getApplicationAttemptId(), appAttemptReport > .getYarnApplicationAttemptState(), appAttemptReport > .getAMContainerId().toString(), appAttemptReport.getTrackingUrl()); > {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)